package com.itheima.springbootwebtlias.service;

import java.util.List;
import java.util.Map;

public interface ReportService {
    //员工职位统计
    Map jobCount();

    //员工性别统计
    List<Map> genderCount();

    //学员学历统计
    List<Map> studentDegreeData();

    //班级人数统计
    Map studentCountData();

}
